Cita APA (7a ed.)

Road Research Laboratory. (1981). Traffic control in saturated conditions. OECD.

Cita Chicago Style (17a ed.)

Road Research Laboratory. Traffic Control in Saturated Conditions. París: OECD, 1981.

Cita MLA (9a ed.)

Road Research Laboratory. Traffic Control in Saturated Conditions. OECD, 1981.